City of Chicago Emergency Management Surveillance Vehicle
I wonder if they have one of those Stingray devices to suck up all cellphone activity in the area? Probably, but maybe this is just a camera.
At the May Day rally at the Haymarket Riot Memorial Statue…
More on that surveillance tool: "'Stingray': Increased and Secretive Cell Phone Surveillance by Local Police Raises Alarms
ACLU calls technology the "electronic equivalent of dragnet searches" prohibited by the Fourth Amendment"